Processors: Processors, or central processing units (CPUs), are thebrains of the computer, responsible for executing instructions and processingdata.Power Supply: The power supply unit (PSU) converts electrical power froman outlet into usable power for the internal components of the computer.
Bus System: A bus system is a communication system that transfers databetween components inside a computer or between computers. It includes databuses, address buses, and control buses.
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What Makes a Computer a Computer:A computer is defined by its ability to receive input,process data, store information, and produce output. It follows instructionsfrom software to perform a wide range of tasks.
Functionalities:The main functionalities of a computer include dataprocessing, information storage and retrieval, communication, and control ofexternal devices.
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Inside Computer System Parts:Inside computer system parts include the motherboard, CPU,RAM, ROM, internal storage drives (HDD/SSD), power supply, and cooling systems. Outside Computer System Parts:Outside computer system parts include the case or chassis,external ports, and peripherals connected to the system.
Operating System (OS):An operating system is system software that manages hardwareand software resources and provides common services for computer programs.Examples include Windows, macOS, Linux, and Android.